Minano has a humid continental climate (Köppen Cfa) characterized by warm summers and cool winters with light snowfall.

The village of Minano was created within Chichibu District, Saitama with the establishment of the modern municipalities system on April 1, 1889.

On September 8, 1943 Minano was merged with the neighboring villages of Kunikami, Kanazawa, Hinozawa, Misawa and Ota to form the new town of Mino.

Minano, together with the towns of Higashichichibu, Ogano, Nagatoro and Yokoze, contributes one member to the Saitama Prefectural Assembly.

In terms of national politics, the town is part of Saitama 11th district of the lower house of the Diet of Japan.